dummyn.傀儡；假人；仿制品；笨蛋；哑巴adj.假的；仿造的vt.保密Dummy wind虚拟风dummy copy代用复本,具有内容摘要的样本dummy boad[电] 假负荷dummy list伪表dummy laod[电] 假负载dummy hole假孔dummy pass空轧道次,不用孔型dummy unit虚拟单元, 假单元dummy deck空卡片叠dummy play假装不准备接球

1. The programme was given a trial run to gauge viewers' reactions.
   该节目进行了试演以了解观众的反应。
2. They also watched its trial run.
   他们还看了试车。
3. The result of the test run satisfied us.
   试车结果使我们很满意。